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Corrupt in Irish (truaillí): Meaning, Forms, Examples

Other uses of ‘truaillí’: polluted

The Irish for corrupt is truaillí: rialtas truaillí, a corrupt government.
Updated October 2026Report a mistake

How to say “corrupt” in Irish

Irish:
truaillí
English:
corrupt, polluted
Word type:
adjective
More corrupt:
níos truaillí
Most corrupt:
is truaillí
Pronunciation:
“TROO-al-ee”  /ˈt̪ˠɾˠuəlʲiː/

What does “truaillí” mean?

“Truaillí” has two alternative meanings. The most common comes first.

corrupt
Morally bad, dishonest or debased, especially in public life.Also: corrupted, debased, depraved.
1 other meaning: polluted
2polluted
Made dirty or impure, contaminated.Also: contaminated, defiled, impure.

“Truaillí” after a noun

An Irish adjective comes after its noun. Here is truaillí after rialtas (government, masculine), after scéim (scheme, feminine) and after a plural.

after a masculine nounrialtas truaillía corrupt government
after a feminine nounscéim thruaillía corrupt scheme
after a plural nounrialtais thruaillícorrupt governments

séimhiú (the h) the ending

feminine
scéimscheme
+
truaillícorrupt
=
scéim thruaillía corrupt scheme

After a feminine noun the adjective gets a séimhiú, an h after its first letter: scéim thruaillí. After a masculine noun it stays as it is: rialtas truaillí.

plural
rialtaisgovernments
+
truaillícorrupt, plural
=
rialtais thruaillícorrupt governments

With a plural noun the adjective takes its plural form, truaillí. It also gets an h after a plural that ends in a slender consonant: rialtais thruaillí; after other plurals it does not: scéimeanna truaillí.

More corrupt, most corrupt, very corrupt

níosmore
+
truaillícorrupt
=
níos truaillímore corrupt
ismost
+
truaillícorrupt
=
is truaillímost corrupt

Tá an t-uisce seo níos truaillí ná riamh. This water is more polluted than ever.

more corruptníos truaillíin the past tense: ní ba thruaillí
most corruptis truaillíin the past tense: ba thruaillí
as corrupt aschomh truaillí leno change after chomh
very corruptan-truaillían- lenites, except d, t and s
too corruptróthruaillíró- lenites

“Truaillí” in a sentence: Irish examples

With a masculine noun, a feminine noun, a plural, a comparison and on its own.

Bhí rialtas truaillí i gcumhacht ar feadh na mblianta.
A corrupt government was in power for years.
Is abhainn thruaillí í anois.
It is a polluted river now.
Cuireadh na polaiteoirí truaillí as oifig.
The corrupt politicians were removed from office.
Tá an t-uisce seo níos truaillí ná riamh.
This water is more polluted than ever.
Tá an córas truaillí ó bhun go barr.
The system is corrupt from top to bottom.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Corrupt in Irish: frequently asked questions

What is the Irish for corrupt?

The Irish for corrupt is truaillí (pronounced “TROO-al-ee”). It comes after the noun: rialtas truaillí, a corrupt government; scéim thruaillí, a corrupt scheme.

How do you say more corrupt and most corrupt in Irish?

níos truaillí is more corrupt and is truaillí is most corrupt. In the past tense they become ní ba thruaillí and ba thruaillí.

Why does truaillí become thruaillí?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So scéim thruaillí (a corrupt scheme) but rialtas truaillí (a corrupt government), because rialtas is masculine.

How do you say very corrupt in Irish?

an-truaillí. Too corrupt is róthruaillí, and as corrupt as is chomh truaillí le.

Does truaillí have more than one meaning?

Yes. Truaillí can mean corrupt or polluted, depending on context; the first is the most common.

What is the difference between 'truaillí' and 'truaillithe'?

'Truaillithe' is the past participle, meaning 'polluted' or 'contaminated', as in 'uisce truaillithe'. 'Truaillí' is the adjective, and it often describes moral corruption, as in 'córas truaillí'.

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